Direct‑to‑Cell Satellite Texting: Plans, Coverage, and Setup for Real‑World Use
Your phone can message through the sky when towers fail. Learn what works today, what’s coming next, and how to set up reliable satellite texting.
Crowd‑Map Road Quality With Your Phone: A Practical Guide to Safe, Useful Street Data
Turn everyday drives and bike rides into reliable road quality maps using only a phone. Build a privacy‑first pipeline from sensors to clear, actionable tiles.
Make Sellable Parts With Desktop Resin 3D Printing: Materials, Finishing, Consistency
Turn a single resin printer into a small-batch studio. Learn materials, safe workflows, finishing, cost control, and simple QA that keeps orders repeatable.
Clean Air Indoors, Made Simple: Sensors, Ventilation, and Filters You Can Trust
A practical, no-nonsense guide to measuring and improving indoor air quality with the right sensors, smart habits, and reliable filtration.
Live Translation on Your Laptop: Build a Private, Real‑Time ASR→MT→TTS Pipeline
Turn your computer into an offline interpreter. Capture speech, translate it, and speak it back—fast, private, and good enough for real conversations.
Tape Out a Real Chip on a Budget: Open PDKs, Community Shuttles, and Bring‑Up That Works
You don’t need a fab or a fortune to make silicon. Learn the practical routes, tools, and steps to build, verify, and test your first custom chip.
Ship Private Product Metrics With Federated Analytics
Learn how to measure feature usage, reliability, and experiments with on‑device computation, secure aggregation, and differential privacy.
Apartment Hydroponics That Works: Simple Nutrients, Sensors, and Routines for Fresh Greens
Grow crisp greens and herbs indoors with low-cost hydroponics. Lighting, nutrients, and routines you can master without a shed, soil, or drama.
Make Device Batteries Last: Practical Charging, Heat, and Settings for Phones and Laptops
A clear, science‑based guide to keep phone and laptop batteries healthier for longer—what to change, which settings to enable, and gear that helps.
Backyard Bioacoustics You Can Build: Detect Birds, Bats, and Frogs With Phones and TinyML
Learn how to set up simple, reliable bioacoustic recorders at home, train sound classifiers, and share wildlife data without drowning in files.